Gaimardia setacea Hook.F.

Species

Angiosperms > Poales > Restionaceae > Gaimardia

Characteristics

Cushions compact, occ. 30–90 cm. across. Roots fibrous. Stems 2–8 cm. long, erect. Lvs 0.5–2 cm. long, much < 0.5 mm. wide, distichous, stiff and erect, glab., linear-setaceous, tapering to a long acicular tip; sheath almost = lamina in length, glab., shining, brown, produced at the tip into a ligule. Flowering stems > lvs, naked, terminated by 2–3 alternate glume-like, minutely papillate bracts; each bract enclosing 1 pseudanthium only, the third or uppermost bract sterile; hyaline scales 0. ♂, 2 in each pseudanthium. ♀, 2 in each pseudanthium, styles not connate; occ. 1 ovary aborts. Fr. slightly > 0.5 mm. long, oblong-ovoid, surface faintly and irregularly reticulate.
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Herb, densely tufted, perennial, forming cushions to 10 cm diam. Leaf sheaths 3–9 mm long, 1–1.5 mm wide, light brown; margins glabrous or very sparsely pilose. Ligule acute, entire, 0.6–1.3 mm long, glabrous. Leaf lamina subulate, 3–15 mm long, to 0.4 mm wide; apex acute, tapering into a straight white or stramineous seta to 1 mm long. Scape to 10 mm long, subequal to leaves when fruiting, smooth. Primary bracts acute; the first 1.5–2 mm long; the next 1–1.5 mm long; the third c. 1 mm long if present. Seed c. 0.5 mm long.
Plant 6-8 cm tall. Leaves 10-18 mm long, the apex acicular and transparent about 0.5-1 mm long; sheath glabrous 4-7 mm long; ligule obtuse c. 1 mm long. Scape 1-2.5 cm. Bracts convolute, appressed, each enclosing one flower, sometimes the upper one empty or with an imperfect flower. Lower glume 3 mm long, second glume c. 2.5-3 mm, third glume c. 1 mm, internodes of the rhachis 1.5-2 mm. Fruiting carpels 2 or 1 by abortion, longitudinally dehiscent along the outside of the carpel.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.06 - 0.08
Root system fibrous-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

In boggy places forming large green cushions, 3000 m,fl. Febr. 1913.
More
Grows in alpine heath and herbfields.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Gaimardia setacea world distribution map, present in Australia, Malaysia, and New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:163038-1
WFO ID wfo-0000427482
COL ID 6JVPY
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Gaimardia setacea